ADTRAN 20 Ohm Adapter User Manual

75Q / 120Q ADAPTER

JOBAid

6122 5002 L1- 22B

0212

75Q / 120Q

ADAPTER

RJ-45

CGENERAL

The adapter converts a 120 Q. balanced (RJ-45) circuit to a
75 Q balanced/unbalanced (BNC) circuit.

C CONFIGURATION

Set the switches located on either side of the adapter to the
desired network settings. Use the same setting for both
switches.

■ To convert to a 75 Q Balanced Circuit, set both switches
to the Open position.

■ To convert to a 75 Q Unbalanced Circuit, set both
switches to the Earthed position.

C WARRANTY

ADTRAN will replace or repair this product within the warranty period if

it does not meet its published specifications or fails while in service.

Warranty information can be found at

and Canadian customer Faxback: [phone], Document 414.

For service, CAPS requests, or further information, contact one of the
following numbers:

ADTRAN, Inc.
Attention: International Department
901 Explorer Boulevard
Huntsville, Alabama 35806
USA
www.adtran.com

[e-mail]

Asia Pacific-Beijing, China

8610 8857-6415 voice
8610 8857-6417 fax
[e-mail]

Asia Pacific-Hong Kong

852 2824-8283 voice
852 2824-8928 fax
[e-mail]

Asia Pacific-Melbourne, Australia

61-3-9658-0500 voice
61-3-9658-0599 fax
[e-mail]

European / Middle East / Africa

[phone] voice Germany
+ 1 256-963-8695 voice - USA
[phone] fax
[e-mail]

Latin America / Caribbean

+ 1954-474-4424 voice - USA
+ 1256-963-8695 voice - USA
+ 1954 474-1298 fax -USA
[e-mail]

Mexico

+ 1954-474-4424 voice - USA
+ 1256-963-8695 voice - USA
+ 1954 474-1298 fax -USA
[e-mail]

U.S. Headquarters

1 256 963-8000 voice
1 256 963-6300 fax
1 256 963-8200 fax back
[e-mail]

www.adtran.com/warranty. USA